/*
* INSANE - Interactive Structural Analysis Environment
*
* Copyright (C) 2003-2005
* Universidade Federal de Minas Gerais
* Escola de Engenharia
* Departamento de Engenharia de Estruturas
* 
* Author's email :    insane@dees.ufmg.br
* Author's website :  http://www.dees.ufmg.br/insane
* 
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
* 
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
* 
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

package br.ufmg.dees.insane.model.geo.geometricTransformations.transformations;

import br.ufmg.dees.insane.util.IMatrix;

/**
 * @author Ferraz, Rafaela & Penna, Samuel
 * @version 1.0
 */
public class Translation extends Transformation{

    private double tx;
    private double ty;
    private double tz;

    public Translation(double Tx, double Ty, double Tz){
        this.tx = Tx;
        this.ty = Ty;
        this.tz = Tz;
    }
    
    /**
     * The method return tx the value that will be translate  valor a ser moved in x
     * @return tx the value that will be translate  valor a ser moved in x
     */
    public double getTx(){
       return tx;
    }
    
    /**
     * The method return ty the value that will be translate  valor a ser moved in y
     * @return ty the value that will be translate  valor a ser moved in y
     */
    public double getTy(){
       return ty;
    }
    
    /**
     * The method return tz the value that will be translate  valor a ser moved in z
     * @return tz the value that will be translate  valor a ser moved in z
     */
    public double getTz(){
       return tz;
    }
    
    /**
     * the method sets the value of tx
     * @param tx tx the value to be move
     */
    public void setTx(double tx){
       this.tx = tx;
    }
    
    /**
     * the method sets the value of ty
     * @param ty ty the value to be move
     */
    public void setTy(double ty){
       this.ty = ty;
    }
    
    /**
     * the method sets the value of tz
     * @param tz tz the value to be move
     */
    public void setTz(double tz){
       this.tz = tz;
    }
    
    public IMatrix getMatrix(){
        IMatrix t = new IMatrix(4,4);
        t.setElement(0, 0, 1);
        t.setElement(0, 1, 0);
        t.setElement(0, 2, 0);
        t.setElement(0, 3, 0);
        t.setElement(1, 0, 0);
        t.setElement(1, 1, 1);
        t.setElement(1, 2, 0);
        t.setElement(1, 3, 0);
        t.setElement(2, 0, 0);
        t.setElement(2, 1, 0);
        t.setElement(2, 2, 1);
        t.setElement(2, 3, 0);
        t.setElement(3, 0, tx);
        t.setElement(3, 1, ty);
        t.setElement(3, 2, tz);
        t.setElement(3, 3, 1);
        return t;
    }
    
//********************************************************************************** 
}//end of this class
